From: Ralf Baechle Date: Tue, 31 Jul 2007 20:47:03 +0000 (+0100) Subject: [MIPS] Fix computation of PGDIR_SHIFT for 16K pagesize on 32-bit kernels. X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=4c8081e4696c7afc61930e4a49a6fa55c545b7e0;p=openwrt%2Fstaging%2Fblogic.git [MIPS] Fix computation of PGDIR_SHIFT for 16K pagesize on 32-bit kernels. Signed-off-by: Ralf Baechle --- diff --git a/include/asm-mips/pgtable-32.h b/include/asm-mips/pgtable-32.h index 2fbd47eba32d..ff2948513f8e 100644 --- a/include/asm-mips/pgtable-32.h +++ b/include/asm-mips/pgtable-32.h @@ -43,11 +43,7 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1, */ /* PGDIR_SHIFT determines what a third-level page table entry can map */ -#ifdef CONFIG_64BIT_PHYS_ADDR -#define PGDIR_SHIFT 21 -#else -#define PGDIR_SHIFT 22 -#endif +#define PGDIR_SHIFT (2 * PAGE_SHIFT + PTE_ORDER - PTE_T_LOG2) #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1))